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Number of n-celled polyzebras with bilateral symmetry.
4

%I #9 Jan 13 2023 09:17:55

%S 1,0,4,2,30,24,280,278,2841,3256,30324,38830,334540

%N Number of n-celled polyzebras with bilateral symmetry.

%C A polyzebra is a (2,3) leaper. A polyzebra need not be connected in the usual edge-connected sense.

%Y Cf. A093877, A093989, A093990, A093992, A030444.

%K nonn,more

%O 1,3

%A _Joseph Myers_, May 25 2004

%E a(12)-a(13) from _John Mason_, Jan 13 2023